715921504459 has 24 divisors (see below), whose sum is σ = 874086964992. Its totient is φ = 573316072560.

The previous prime is 715921504451. The next prime is 715921504483. The reversal of 715921504459 is 954405129517.

It is not a de Polignac number, because 715921504459 - 2³ = 715921504451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (715921504451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 904777 + ... + 1500154.

It is an arithmetic number, because the mean of its divisors is an integer number (36420290208).

Almost surely, 2^715921504459 is an apocalyptic number.

715921504459 is a deficient number, since it is larger than the sum of its proper divisors (158165460533).

715921504459 is a wasteful number, since it uses less digits than its factorization.

715921504459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405047 (or 2405004 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 52.

The spelling of 715921504459 in words is "seven hundred fifteen billion, nine hundred twenty-one million, five hundred four thousand, four hundred fifty-nine".